// Copyright 2016 Proyectos y Sistemas de Mantenimiento SL (eProsima).
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ------------------------------------------------------------------
// Modification history:
// feature: Unified Transport Abstraction Layer Unified Transport Abstraction Layer
// ------------------------------------------------------------------

#ifndef SRC_CPP_RTPS_TRANSPORT_TCPSENDERRESOURCE_HPP_
#define SRC_CPP_RTPS_TRANSPORT_TCPSENDERRESOURCE_HPP_

#include <deps/common/LocatorsIterator.hpp>
#include <transport/SenderResource.h>

#include <TCPTransportInterface.h>
#include <TCPChannelResource.h>

namespace vbs {
namespace transport {

class TCPSenderResource : public vbs::transport::SenderResource {
 public:
    TCPSenderResource(TCPTransportInterface& transport, std::shared_ptr<TCPChannelResource>& channel)
        : vbs::transport::SenderResource(transport.kind()), channel_(channel) {
        // Implementation functions are bound to the right transport parameters
        clean_up = [this, &transport]() {
            transport.CloseOutputChannel(channel_);
        };

        send_lambda_ = [this, &transport](ertps::rtps::octet* data, uint32_t dataSize,
                                          ertps::rtps::LocatorsIterator* destination_locators_begin,
                                          ertps::rtps::LocatorsIterator* destination_locators_end) -> bool {
            return transport.send(data, dataSize, channel_, destination_locators_begin, destination_locators_end);
        };
        async_send_lambda_ = [this, &transport](ertps::rtps::octet* data, uint32_t dataSize,
                                                ertps::rtps::LocatorsIterator* destination_locators_begin,
                                                ertps::rtps::LocatorsIterator* destination_locators_end,
                                                AsyncSendHandler handler) -> bool {
            return transport.async_send(data, dataSize, channel_, destination_locators_begin, destination_locators_end,
                                        std::move(handler));
        };
    }

    virtual ~TCPSenderResource() {
        if (clean_up) {
            clean_up();
        }
    }

    std::shared_ptr<TCPChannelResource>& channel() { return channel_; }

    static TCPSenderResource* cast(TransportInterface& transport, SenderResource* sender_resource) {
        TCPSenderResource* returned_resource = nullptr;

        if (sender_resource->kind() == transport.kind()) {
            returned_resource = dynamic_cast<TCPSenderResource*>(sender_resource);
        }

        return returned_resource;
    }

 private:
    TCPSenderResource() = delete;

    TCPSenderResource(const SenderResource&) = delete;

    TCPSenderResource& operator=(const SenderResource&) = delete;

    std::shared_ptr<TCPChannelResource> channel_;
};

}  // namespace transport
}  // namespace vbs

#endif  // SRC_CPP_RTPS_TRANSPORT_TCPSENDERRESOURCE_HPP_
